GB1491821A - Circulating shift register memory having editing and subroutining capability - Google Patents

Circulating shift register memory having editing and subroutining capability

Info

Publication number
GB1491821A
GB1491821A GB11670/75A GB1167075A GB1491821A GB 1491821 A GB1491821 A GB 1491821A GB 11670/75 A GB11670/75 A GB 11670/75A GB 1167075 A GB1167075 A GB 1167075A GB 1491821 A GB1491821 A GB 1491821A
Authority
GB
United Kingdom
Prior art keywords
shift register
word
pointer
circulation path
memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB11670/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB1491821A publication Critical patent/GB1491821A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/28—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
    • G11C19/287—Organisation of a multiplicity of shift registers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Shift Register Type Memory (AREA)
GB11670/75A 1974-05-10 1975-03-20 Circulating shift register memory having editing and subroutining capability Expired GB1491821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US468958A US3919694A (en) 1974-05-10 1974-05-10 Circulating shift register memory having editing and subroutining capability

Publications (1)

Publication Number Publication Date
GB1491821A true GB1491821A (en) 1977-11-16

Family

ID=23861891

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11670/75A Expired GB1491821A (en) 1974-05-10 1975-03-20 Circulating shift register memory having editing and subroutining capability

Country Status (6)

Country Link
US (1) US3919694A (enrdf_load_stackoverflow)
JP (1) JPS50155144A (enrdf_load_stackoverflow)
CA (1) CA1023479A (enrdf_load_stackoverflow)
CH (1) CH589325A5 (enrdf_load_stackoverflow)
DE (1) DE2519168A1 (enrdf_load_stackoverflow)
GB (1) GB1491821A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0310916B2 (enrdf_load_stackoverflow) * 1974-10-31 1991-02-14 Citizen Watch Co Ltd
US4176400A (en) * 1977-08-10 1979-11-27 Teletype Corporation Buffer storage and control
US4215422A (en) * 1978-05-22 1980-07-29 International Business Machines Corporation Selectively modifiable phrase storage for a typewriter
US4236227A (en) * 1979-01-02 1980-11-25 Honeywell Information Systems Inc. Data storage system
JPS58220293A (ja) * 1982-06-15 1983-12-21 Nec Corp 記憶装置
US4763254A (en) * 1983-05-26 1988-08-09 Hitachi, Ltd. Information processing system with data storage on plural loop transmission line
JPH07113884B2 (ja) * 1985-12-28 1995-12-06 株式会社東芝 論理回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602901A (en) * 1969-10-31 1971-08-31 Bunko Ramo Corp The Circuit for controlling the loading and editing of information in a recirculating memory
JPS5139502B1 (enrdf_load_stackoverflow) * 1971-07-26 1976-10-28
US3863060A (en) * 1972-10-30 1975-01-28 Hewlett Packard Co General purpose calculator with capability for performing interdisciplinary business calculations
US3855461A (en) * 1973-08-30 1974-12-17 Hewlett Packard Co Calculator with key code association and display features

Also Published As

Publication number Publication date
CA1023479A (en) 1977-12-27
DE2519168A1 (de) 1975-11-20
US3919694A (en) 1975-11-11
CH589325A5 (enrdf_load_stackoverflow) 1977-06-30
JPS50155144A (enrdf_load_stackoverflow) 1975-12-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee